Home / 778,051.20-1,167,076.80-778,051.20

Finding the Fourth Proportional to 778,051.20, 1,167,076.80 and 778,051.20

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Solution

The fourth proportional to 778,051.20, 1,167,076.80 and 778,051.20 is: 1,167,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,051.20 : 1,167,076.80 = 778,051.20 : x
  2. Step 2: Convert to fraction form
    778,051.20/1,167,076.80 = 778,051.20/x
  3. Step 3: Cross multiply
    778,051.20x = 1,167,076.80 × 778,051.20
  4. Step 4: Simplify right side
    778,051.20x = 908,045,504,732.16
  5. Step 5: Solve for x
    x = 908,045,504,732.16/778,051.20
  6. Step 6: Final answer
    x = 1,167,076.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.